Describir: Cumulative amendments to building laws of the City of New York to and including june 15, 1949 /

 _    _     _____     _  _     ______   __   __    _____    ______    __   __  
| |  | ||  |  ___||  | \| ||  /_   _//  \ \\/ //  |  ___|| |      \\  \ \\/ // 
| |/\| ||  | ||__    |  ' ||   -| ||-    \   //   | ||__   |  --  //   \ ` //  
|  /\  ||  | ||__    | .  ||   _| ||_    / . \\   | ||__   |  --  \\    | ||   
|_// \_||  |_____||  |_|\_||  /_____//  /_//\_\\  |_____|| |______//    |_||   
`-`   `-`  `-----`   `-` -`   `-----`   `-`  --`  `-----`  `------`     `-`'